package state;

import java.text.SimpleDateFormat;
import java.util.Date;

/**
 * Remarks:
 * Class name :Sleep2
 * Date :2023/2/14 16:52
 * Author:杨俊源
 */
public class Sleep2 {

    //模拟倒计时
    public static void tenDown() throws InterruptedException {
        int num = 10;

        while (true){
            Thread.sleep(1000);
            System.out.println(num--);
            if (num <= 0){
                break;
            }
        }
    }

    public static void main(String[] args) throws InterruptedException {
        //tenDown();
        Date date = new Date(System.currentTimeMillis());
        while (true){
            Thread.sleep(1000);
            System.out.println(new SimpleDateFormat("HH:mm:ss").format(date));
            date = new Date(System.currentTimeMillis());
        }

    }
}
